05000366/LER-1981-033-03, /03L-0:on 810414,drywell Dihydrogen Dioxide Analyzer Recorder Was Found Inoperative.Caused by Analyzer Drift.Analyzer Recalibr

/03L-0:on 810414,drywell Dihydrogen Dioxide Analyzer Recorder Was Found Inoperative.Caused by Analyzer Drift.Analyzer Recalibr

ML20003G992
Person / Time
Site:	Hatch
Issue date:	04/28/1981
From:	Nix R GEORGIA POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20003G991	List: 05000366/LER-1981-033, Forwards LER 81-033/03L-0 05000366/LER-1981-033-03, /03L-0:on 810414,drywell Dihydrogen Dioxide Analyzer Recorder Was Found Inoperative.Caused by Analyzer Drift.Analyzer Recalibr
References
LER-81-033-03L-01, LER-81-33-3L-1, NUDOCS 8105040465
Download: ML20003G992 (2)

LER-1981-033, /03L-0:on 810414,drywell Dihydrogen Dioxide Analyzer Recorder Was Found Inoperative.Caused by Analyzer Drift.Analyzer Recalibr

Event date:
Report date:
3661981033R03 - NRC Website

text

{{#Wiki_filter:LICENSEE EVENT REPORT f {~}nOL BLOCK: l l l ] l l l (PLEASE PRINT On TYPE ALL REQUIRED INFORMATION) 6 U lo lif'lG I A lE ll lH l2 j@l 0 l 0 l -l 0 l 0 l 0 l 0 l 0 l - l 01 O l@26j 4 l 1 l l l l l l l@l l l@ 7 8 9 LICENSEE CODE M 15 LICENSE NUY8En 25 LICENSE TYPE JO b7 CAT b8 3$ $ W@l0 l5 l0 l0 l0 l3 l6 l6JI Ol 4 l 1 l 4l 8l 1l@l0 l4 l~2 l8 I 8 l1 l@ 7 8 EO Gl DOCKET NUMBEH 68 69 EVENT CATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h 02 Analyzer Recorder, I lO 121 l While operating at 2266 !!Wt 2P33-R601A, Drywell H2 l O 13 l 1 was found to be inoperative. Tech Specs Section 3.3.6.4 requires both l l _o l 4 l l channels to be operative during power operation. 'The plant was placed in i O s l a 30 day LCO. The health and safety of the public was no~t affected. This [ O o l is a repetitise event as last reported on Reportable Occurrence Report l le17i L No. 50-366/1980.47. ~ ~ l l 10181 l 80 DE CC E S BCO E COMPONENT CODE SUSCOdE SU E L lTTTl lS lE l@ lX l@ l XI@ l X l Xl X l X l X l X l@ lZ l@ lZ l@ 7 8 9 10 18 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LE R EVENT YEAR REPORT NO. CODE TYPE N O. @,asg/RO 18111 1-1 1013131 Ld 10131 IL l l-l 101 _ 21 22 23 24 26 27 N 29 30 31 32 K A ONP T EI HOURS SB FOR1b B. SUPPLI MANUFA TURER (~')'lEl@LE_j@ l Zl@ l 2l@ i 010l 0 l 0 l (_Y_j @ lNl@ [][j@ l0l0l9l6l@ L-' 33 34 .6 36 3/ 40 41 42 43 44 41 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS 111011 The cause of this event has been attributed to Analyzer drift. The I I i i I Analyzer was re-calibrated and returned to service. i I t 121 I I 11131 l I t 141 1 7 8 9 ST S % POWER OTHER STATUS OtS RY DISCOVERY DESCRIPTION [E_J@ l 0 l 9 l 3 l@l NA l lAl@l Operator Observation l E i 5 80 $2 n 44 4s 4 l ' ETiviiv COOrENT A LOCATION OF RELEASE AMOUNT OF ACTIVITY RELEASE @D OF RELEASEW@l NA l l NA l W ic PEnSONNEt ExrOSus'iES NUMafR TYPE

DESCRIPTION

l-l 010 l0 l@[Z_J@[_ NA 7 IES DESCRIPTION @ l eEnSONNELINJU NuveER NA ITTsl 101010 l@l 7 s 9 11 12 LOSS OF OR DAMAGE TO FAClllTY I TYPE DESCHlPTION NA

i.

lZ_J@l 80 i 7 8 9 10 ~f NHC USE ONLY PUBLICITY I NA l Li l l f i l i l l l Ll; l 2 l o l W@DESCitiPTION ISSUE. l 68 69 80 E{ 912-367-7781 8 9 ' 10

- 8105,9J[Qkn,n7 R. T. nix, sunt. of naint.

7 PnoNo

e n,.. +,, e-j.., \\('j LER NO. : 50-366/1981-033 L' Licensee: Georgia Power Company Facility: Edwin I. Hatch Docket No.: 50-366

- Narrative Report W

, _, fo r LE P,.50-366/1981-033. 0n April 14, 1981, while operating at 93% power, 2P33-R601A, Drywell 0 Analyzer Recorder, was found to be inoperative. Tech Specs H2 2 Section'3.3.6.4 requires-both channels to be operative during power bperation. The plant was. placed in a 30 day LC0. This is a repetitive .4 ~ event as last reported on Reportable Occurrence Report No. 50-366/1981-033. .t..:... ,..: a. .,, *.. 8The cause of this event has been attributed to Analyzer dri ft..The . ' Analyzer, 2P33-P001A, was recalibrated per Comsip Delphi K-IV Hydrogen 'and Oxygen Analyzer Procedure, H!1P-2-3882. The Analyzer was declared operable and returned to service. ilant operation was not affected as'a result of this event. The health 6 ~ ' Y.1

- and safety of the public was not affected.

7 u. w 1A generic review revealed no inherent drift problems. Unit I does not l. ,. J . utilize this type of Analyzer. 7.. ,t y-V.; 2;. ;., -,..n - w .n

• s -

5

.A;. j', z; 7

- i f a;.

r. ,g e m j. a f t r: , i .. y.... A.. .tn e. c.c.

s.

,m m

3.,

• ; g, r ig

, ; <;-{;;., . ;,_..,, ~. .m}., ..r- ,',pj s .;7, 3: gjf*, Ap,5 -.yq/t,' * ! ~'

• i

.ti, '4.', e 5 .'; 5 t. f. . d !.' s 4.e ,f, 7 e 4 .= .p- -..e. e }' 4g s.'e,_* .4 m n .s. m+. . - + v e O

• • e-J a-8'
• $s**

M En ? r(j e.- .c r f 4,6 i

• [ s.-,

' y; U' j ( 'u

4. ', *

. * ~ P.

- ia

\\....; A,, _ '.. :.k........, ... - 6 i v. .i.. e }}